[systemd-devel] [PATCH] console-getty.service: don't start when /dev/console is missing

[Zbigniew Jędrzejewski-Szmek]

Looks reasonable.

Zbyszek

On Fri, Mar 13, 2015 at 12:57:18PM +0100, Lukas Nykryn wrote:
> From: Jan Pazdziora <jpazdziora at redhat.com>
> 
> Create minimal image which runs systemd
> 
>    FROM rhel7.1
>    RUN yum install -y /usr/bin/ps
>    ENV container docker
>    CMD [ "/usr/sbin/init" ]
> 
> When you run the container without -t, the process
> 
>    /sbin/agetty --noclear --keep-baud console 115200 38400 9600
> 
> is not happy and checking the journal in the container, there is a stream of
> 
> Mar 13 04:50:15 11bf07f59fff agetty[66]: /dev/console: No such file or directory
> Mar 13 04:50:25 11bf07f59fff systemd[1]: console-getty.service holdoff time over, scheduling restart.
> Mar 13 04:50:25 11bf07f59fff systemd[1]: Stopping Console Getty...
> Mar 13 04:50:25 11bf07f59fff systemd[1]: Starting Console Getty...
> Mar 13 04:50:25 11bf07f59fff systemd[1]: Started Console Getty.
> Mar 13 04:50:25 11bf07f59fff agetty[67]: /dev/console: No such file or directory
> Mar 13 04:50:35 11bf07f59fff systemd[1]: console-getty.service holdoff time over, scheduling restart.
> Mar 13 04:50:35 11bf07f59fff systemd[1]: Stopping Console Getty...
> Mar 13 04:50:35 11bf07f59fff systemd[1]: Starting Console Getty...
> Mar 13 04:50:35 11bf07f59fff systemd[1]: Started Console Getty.
> Mar 13 04:50:35 11bf07f59fff agetty[74]: /dev/console: No such file or directory
> Mar 13 04:50:45 11bf07f59fff systemd[1]: console-getty.service holdoff time over, scheduling restart.
> Mar 13 04:50:45 11bf07f59fff systemd[1]: Stopping Console Getty...
> Mar 13 04:50:45 11bf07f59fff systemd[1]: Starting Console Getty...
> ---
>  units/console-getty.service.m4.in | 1 +
>  1 file changed, 1 insertion(+)
> 
> diff --git a/units/console-getty.service.m4.in b/units/console-getty.service.m4.in
> index 8ac51a4..413d940 100644
> --- a/units/console-getty.service.m4.in
> +++ b/units/console-getty.service.m4.in
> @@ -9,6 +9,7 @@
>  Description=Console Getty
>  Documentation=man:agetty(8)
>  After=systemd-user-sessions.service plymouth-quit-wait.service
> +ConditionPathExists=/dev/console
>  m4_ifdef(`HAVE_SYSV_COMPAT',
>  After=rc-local.service
>  )m4_dnl
> -- 
> 1.8.3.1
> 
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